CHAPTER 3
Small Configuration
Checking Power at Optical/Tributary Shelf
FNC-7500-0061-200
Issue 1, May 2009
FLASHWAVE 7500 Release 6.1
Equipment Installation
3-104
Fujitsu and Fujitsu Customer Use Only
4 Is the DMM measurement between –40 and –57 V DC?
If YES:
Go to Step 5 [p. 3-104].
If NO:
Report as a trouble item to the installation group and repeat voltage checks after the trouble is
corrected.
5 Connect the negative DMM test lead to the GB ground terminal on the rear-panel power
strip, and connect the positive DMM test lead to the MAIN B voltage terminal. If required,
record the test results for future reference.
6 Is the DMM measurement between –40 and –57 V DC?
If YES:
Go to Step 7 [p. 3-104].
If NO:
Report as a trouble item to the installation group and repeat voltage checks after trouble is
corrected.
7 Reinstall the plastic cover over the power strip on the shelf backplane.
8 At the front of the Optical/Tributary shelf, locate the front-panel voltage test points (see
Figure 3-81 [p. 3-104]), connect the negative DMM test lead to the G (ground) test point,
and connect the positive DMM test lead to the MAIN A test point.
Figure 3-81: Front-Panel Voltage Test Points (Optical/Tributary Shelf)
(Small Configuration)
TERM2TERM1
SYNCABN
ACO
LAMP TST
PWR
BAMN
MJ
CR
MAIN
ABG
m1656xa_2
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